diff --git a/litellm/proxy/example_config_yaml/pass_through_config.yaml b/litellm/proxy/example_config_yaml/pass_through_config.yaml
index 0062fb4032..f8846eef66 100644
--- a/litellm/proxy/example_config_yaml/pass_through_config.yaml
+++ b/litellm/proxy/example_config_yaml/pass_through_config.yaml
@@ -24,6 +24,10 @@ model_list:
     litellm_params:
       model: anthropic/*
       api_key: os.environ/ANTHROPIC_API_KEY
+  - model_name: openai/*
+    litellm_params:
+      model: openai/*
+      api_key: os.environ/OPENAI_API_KEY
 general_settings: 
   master_key: sk-1234 
   custom_auth: custom_auth_basic.user_api_key_auth